Home / 53,448.62-80,200.58-38,778.62

Finding the Fourth Proportional to 53,448.62, 80,200.58 and 38,778.62

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Solution

The fourth proportional to 53,448.62, 80,200.58 and 38,778.62 is: 58,187.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,448.62 : 80,200.58 = 38,778.62 : x
  2. Step 2: Convert to fraction form
    53,448.62/80,200.58 = 38,778.62/x
  3. Step 3: Cross multiply
    53,448.62x = 80,200.58 × 38,778.62
  4. Step 4: Simplify right side
    53,448.62x = 3,110,067,220.70
  5. Step 5: Solve for x
    x = 3,110,067,220.70/53,448.62
  6. Step 6: Final answer
    x = 58,187.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.